ClimateAverages

Niteroi Weather in September

JanFebMarAprMayJunJulAugSepOctNovDec
Right now
19°C
Partly cloudy · feels like 19°C
Humidity
83%
Wind
4 kph NE
UV
0.7
Rain
0%
Updated Jul 9, 08:45 AMWeather data by WeatherAPI.com
September daytime high
26.4°C
September overnight low
18.1°C
September average
22.3°C

In September, Niteroi typically sees daytime highs of 26.4°C and overnight lows around 18.1°C. Compared to the annual average high of 27.8°C, September runs -1.5°C.

vs. annual avg high
-1.5°C
Rank among 12 months
#9 warmest
Hottest year overall
2023

Where September ranks in Niteroi

JanFebMarAprMayJunJulAugSep26°OctNovDec

FAQ

What is the average temperature in Niteroi in September?

September in Niteroi averages a daytime high of 26.4°C and an overnight low of 18.1°C.

Is September warm or cold in Niteroi?

September runs -1.5°C compared to Niteroi's annual average high of 27.8°C, ranking #9 of 12 months by warmth.

What should I pack for Niteroi in September?

Plan for daytime highs near 26.4°C and cooler evenings around 18.1°C.

Other months for Niteroi

JanuaryFebruaryMarchAprilMayJuneJulyAugustOctoberNovemberDecember

September in nearby cities

Rio de JaneiroNova IguacuDuque de CaxiasBelford RoxoSao Joao de MeritiCampos dos GoytacazesPetropolisVolta RedondaItaboraiBarra MansaAngra dos ReisNova Friburgo